# 银行卡 cardId, password, money, islock
class Card:
    def __init__(self, cardId, password, money, islock=False):
        self.cardId = cardId  # 卡号
        self.password = password  # 密码
        self.money = money  # 余额
        self.islock = islock  # 是否锁卡

    def __str__(self):
        return f"卡号:{self.cardId}余额:{self.money},是否锁卡:{self.islock}"